When clients request content hosted on a particular source domain and that content make requests directed towards a domain other than its own, the remote domain needs to host a cross-domain policy file that grants access to the source domain, allowing the client to continue the transaction. Policy files hosted this way are known as master policy files. Sign up using Facebook. This is not recommended as it allows connection from all domains and allows all policies Name the file crossdomain. To access data from a different server other than the one hosting your Flex application, the remote server needs to have a cross-domain file in the root directory.
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Setting kshodonin.info file for HTTP streaming | Adobe Developer Connection
This is the most permissive master policy file definition not recommended. Here is an example of a loose one: It is a container for policy file definitions and has no attributes of its own. A comma-separated list of headers that the allowed requesting domain is permitted to send. To deploy the cross-domain file on ArcGIS Server, see the instructions specific for your platform and version.
Whereas the allow-access-from element grants permission to pull data from crossdoain target domain. As others have pointed out below, beware the risks of this.
However, it has since been deleted from the repository. Save on the domain level that you wish it to affect. None; cross-domain-policy is the root node. I've copied it verbatim here, and included a link to the commit where it was deleted below.
Beginner's guide to dynamic streaming with Flash Media Server 3. Here's our default, development, 'allow everything' policy.
A version of crossdomain. So, while this approach has its place, please know the risks and take a strict whitelist approach when necessary which is almost always for production apps. Crossdomaim most common location for a policy file on a server is in the root directory of a target domain with the filename crossdomain.
This is what I've been using for development: This is accomplished by including a small crossdomain. This works in a sense, but please note the risks: When streaming content via HTTP, we require a crossdomain. In crossdoain site this seems suitable: Specific, individual domains require separate allow-access-from elements.
This is the least permissive master policy file definition.
kshodonin.info Proof of Concept Tool | The Hacker Blog
See the following code example: You can verify the Apache webroot by opening the httpd. The site-control element defines the meta-policy for the current domain.
Protecting online video distribution with Adobe Flash media technology. The value for this tag specifies the Apache document root.
The attribute value is case-insensitive, and may contain spaces or colons, which are ignored. This is not recommended as it allows connection from all domains and allows all policies Name the file crossdomain. Take a look at Twitter's: